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package org.apache.james.queue.rabbitmq.view.api;

import java.time.Instant;

import org.apache.james.queue.api.ManageableMailQueue;
import org.apache.james.queue.rabbitmq.EnqueueId;
import org.apache.james.queue.rabbitmq.EnqueuedItem;
import org.apache.james.queue.rabbitmq.MailQueueName;
import org.reactivestreams.Publisher;

import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;

public interface MailQueueView<V extends ManageableMailQueue.MailQueueItemView> {

    interface Factory {
        MailQueueView create(MailQueueName mailQueueName);
    }

    void initialize(MailQueueName mailQueueName);

    Mono<Void> storeMail(EnqueuedItem enqueuedItem);

    Publisher<Long> delete(DeleteCondition deleteCondition);

    Mono<Boolean> isPresent(EnqueueId id);

    ManageableMailQueue.MailQueueIterator browse();

    Flux<V> browseReactive();

    Flux<V> browseOlderThanReactive(Instant olderThan);

    long getSize();

    Mono<Long> getSizeReactive();
}
